Thermal shock resistance of air plasma sprayed thermal barrier coatings

Journal of the European Ceramic Society

Volumn 34, Issue 11, 2014, Pages 2687-2694

  Fleck, N A ^a   Cocks, A C F ^b   Lampenscherf, S ^c  

^a UNIVERSITY OF CAMBRIDGE   (United Kingdom)

^b UNIVERSITY OF OXFORD   (United Kingdom)

^c SIEMENS AG   (Germany)

Author keywords

Air plasma sprayed coating; Delamination; Fracture; Sintering; Thermal barrier coatings

Indexed keywords

COATINGS; CRACKS; DELAMINATION; ENGINES; FAILURE (MECHANICAL); FRACTURE; SINTERING; SPALLING; TESTING;

AIR PLASMA SPRAYED; AIR PLASMA SPRAYED THERMAL BARRIER COATINGS; DELAMINATION TOUGHNESS; HIGH-TEMPERATURE EXPOSURE; SPALLATION RESISTANCE; THERMAL BARRIER COATING (TBC); THERMAL SHOCK RESISTANCE; THERMALLY GROWN OXIDE LAYERS;

THERMAL BARRIER COATINGS;

EID: 84901265067     PISSN: 09552219     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jeurceramsoc.2014.01.002     Document Type: Article

References (10)

1. Eriksson R., Brodin H., Johansson S., Ostergren L., Li X.-H. Fractographic and microstructural study of isothermally and cyclically heat treated thermal barrier coatings. Surf Coat Technol 2013, [in press]. 10.1016/j.surfcoat.2012.02.040.
2. Fleck N.A., Cocks A.C.F. A multi-scale constitutive model for the sintering of an air-plasma-sprayed thermal barrier coating, and its response under hot isostatic pressing. J Mech Phys Solids 2009, 57:689-705.
3. Cocks A.C.F., Fleck N.A., Lampenscherf S. A brick model for asperity sintering and creep of APS TBCs. J Mech Phys Solids 2014, 10.1016/j.jmps.2013.08.016.
4. Zhao X., Wang X., Xiao P. Sintering and failure behaviour of EB-PVD thermal barrier coating after isothermal treatment. Surf Coat Technol 2006, 200:5946-5955.
5. Thery P.-Y., Poulain M., Dupeux M., Braccini M. Spallation of two thermal barrier coating systems: experimental study of adhesion and energetic approach to lifetime during cyclic oxidation. J Mater Sci 2009, 44:1726-1733.
6. Evans A.G., Hutchinson J.W. The mechanics of coating delamination in thermal gradients. Surf Coat Technol 2007, 201:7905-7916.
7. Suo Z., Hutchinson J.W. Steady-state cracking in brittle substrates beneath adherent films. Int J Solids Struct 1989, 25:1337-1353.
8. Arai M., Okajima Y., Kishimoto K. Mixed-mode interfacial fracture toughness for thermal barrier coating. Eng Frac Mech 2007, 74:2055-2069.
9. Deng H.X., Shi H.J., Yu H.C., Zong B. Determination of mixed-mode interfacial fracture toughness for thermal barrier coatings. Sci China Phys Mech Astron 2011, 54:618-624.
10. Srawley J.E. Wide range stress intensity factor expressions for ASTM E399Standard Fracture Toughness Specimens. Int J Frac 1976, 12:475-476.